<?php

class LocationController extends Controller
{
	/**
	 * @var string the default layout for the views. Defaults to '//layouts/column2', meaning
	 * using two-column layout. See 'protected/views/layouts/column2.php'.
	 */
	public $layout='column1';

	/**
	 * @var CActiveRecord the currently loaded data model instance.
	 */
	private $_model;

	/**
	 * Displays a particular model.
	 */
	public function actionView()
	{
		$this->render('view',array(
			'model'=>$this->loadModel(),
		));
	}

	/**
	 * Creates a new model.
	 */
	public function actionCreate()
	{
		$model=new Location;

		// Uncomment the following line if AJAX validation is needed
		$this->performAjaxValidation($model);

		if(isset($_POST['Location']) && isset($_POST['scenario']))
		{
                        $errors = null;
			$model->attributes=$_POST['Location'];

                        $model->setScenario($_POST['scenario']);

                        $model->validate();
                            
                        $model->setScenario($_POST['geographicScenario']);

                        if($model->save())  {
                            echo CJSON::encode(array('status'=>'t',
                                'response'=>$this->renderPartial('/location/ajaxWrapper',
                                        array('model'=>$model->$_POST['scenario']),true,true)));
                            Yii::app()->end();

                        } else {
                            $errors .= CHtml::errorSummary($model);
                        }
                        
                        if(!empty($errors)) {
                            echo CJSON::encode(array('status'=>'f','response'=>$errors));
                                Yii::app()->end();
                        }

                }
	}

	/**
	 * Updates a particular model.
	 * If update is successful, the browser will be redirected to the 'view' page.
	 */
	public function actionUpdate()
	{
		$model=$this->loadModel();

		// Uncomment the following line if AJAX validation is needed
		// $this->performAjaxValidation($model);

		if(isset($_POST['Location']))
		{
			$model->attributes=$_POST['Location'];
			if($model->save())
				$this->redirect(array('view','id'=>$model->location_oid));
		}

		$this->render('update',array(
			'model'=>$model,
		));
	}

	/**
	 * Deletes a particular model.
	 * If deletion is successful, the browser will be redirected to the 'index' page.
	 */
	public function actionDelete()
	{

		if(Yii::app()->request->isAjaxRequest && Yii::app()->request->isPostRequest)
		{
                    // we only allow deletion via POST request
    
                    if($this->loadModel()->delete()) {
                        echo CJSON::encode(array('status'=>'t'));
                        Yii::app()->end();
                    } else {
                        echo CJSON::encode(array('status'=>'f','
                            response'=>'There was a problem deleting this location.'));
                        Yii::app()->end();
                    }
                        
		} else {
                
                }
			//throw new CHttpException(400,'Invalid request. Please do not repeat this request again.');
	}

	/**
	 * Lists all models.
	 */
	public function actionIndex()
	{
		$dataProvider=new CActiveDataProvider('Location');
		$this->render('index',array(
			'dataProvider'=>$dataProvider,
		));
	}

	/**
	 * Manages all models.
	 */
	public function actionAdmin()
	{
		$model=new Location('search');
		$model->unsetAttributes();  // clear any default values
		if(isset($_GET['Location']))
			$model->attributes=$_GET['Location'];

		$this->render('admin',array(
			'model'=>$model,
		));
	}

	/**
	 * Returns the data model based on the primary key given in the GET variable.
	 * If the data model is not found, an HTTP exception will be raised.
	 */
	public function loadModel()
	{
		if($this->_model===null)
		{
			if(isset($_GET['id']))
				$this->_model=Location::model()->findbyPk($_GET['id']);
			if($this->_model===null)
				throw new CHttpException(404,'The requested page does not exist.');
		}
		return $this->_model;
	}

	/**
	 * Performs the AJAX validation.
	 * @param CModel the model to be validated
	 */
	protected function performAjaxValidation($model)
	{
		if(isset($_POST['ajax']) && $_POST['ajax']==='location-form')
		{
			echo CActiveForm::validate($model);
			Yii::app()->end();
		}
	}
}
